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## attempt 

+ [link](./attempt "Link to this entry.") 
+ [source](https://github.com/lodash/lodash/blob/4.5.0正式版/lodash.src.js#L13095 "View in source.") 
+ [npm](https://www.npmjs.com/package/lodash.attempt "See the npm package.")

```
_.attempt(func)
```

嘗試調用函數，返回結果 或者 錯誤對象。 任何附加的參數都會在調用時傳給函數。

### 參數

1.  func (Function)

    要調用的函數

### 返回值 (\*)

返回函數結果或者錯誤對象

### 示例

```
// 避免因為錯誤的選擇器而拋出
var elements = _.attempt(function(selector) {
  return document.querySelectorAll(selector);
}, '>_>');

if (_.isError(elements)) {
  elements = [];
} 
```




                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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